/* ==========================================================================
   星野酱的二次元小屋 · 样式表
   风格：樱花粉 × 梦幻紫 × 玻璃拟态 × 圆润可爱
   ========================================================================== */

/* ---------- 1. 主题变量 ---------- */
:root {
  --pink: #ff8fc0;
  --pink-soft: #ffd1e8;
  --pink-deep: #f26ba1;
  --purple: #a78bfa;
  --purple-deep: #7c5cff;
  --cyan: #7fd8e8;
  --yellow: #ffd98e;

  --bg: #fff6fa;
  --bg-2: #f4f0ff;
  --text: #4a3b52;
  --text-soft: #7a6a87;
  --card: rgba(255, 255, 255, 0.72);
  --card-strong: rgba(255, 255, 255, 0.92);
  --border: rgba(255, 255, 255, 0.9);
  --shadow: 0 18px 40px -18px rgba(184, 128, 190, 0.55);
  --shadow-sm: 0 8px 22px -12px rgba(184, 128, 190, 0.6);
  --blur: 14px;
  --radius: 26px;
  --radius-sm: 16px;

  --grad-main: linear-gradient(120deg, #ff9ec7 0%, #c39cff 50%, #8ee7f5 100%);
  --grad-btn: linear-gradient(135deg, #ff9ec7, #a78bfa);
}

html[data-theme="dark"] {
  --bg: #14102a;
  --bg-2: #1d1740;
  --text: #f2ecff;
  --text-soft: #b0a4cf;
  --card: rgba(48, 38, 84, 0.6);
  --card-strong: rgba(43, 34, 78, 0.92);
  --border: rgba(255, 255, 255, 0.14);
  --shadow: 0 20px 44px -20px rgba(0, 0, 0, 0.85);
  --shadow-sm: 0 10px 24px -14px rgba(0, 0, 0, 0.9);
  --grad-main: linear-gradient(120deg, #ffa8d3 0%, #b79dff 50%, #8ff0ff 100%);
}

/* ---------- 2. 基础 ---------- */
* { box-sizing: border-box; margin: 0; padding: 0; }

/* hidden 属性必须能压过自定义 display（弹窗 / 按钮都用到了） */
[hidden] { display: none !important; }

html { scroll-behavior: smooth; }

body {
  font-family: "Yuanti SC", "YouYuan", "Hiragino Sans GB", "PingFang SC",
    "Microsoft YaHei", system-ui, -apple-system, "Segoe UI", sans-serif;
  color: var(--text);
  background: var(--bg);
  background-image:
    radial-gradient(900px 500px at 8% -5%, rgba(255, 190, 220, 0.55), transparent 60%),
    radial-gradient(800px 480px at 95% 8%, rgba(190, 180, 255, 0.5), transparent 62%),
    radial-gradient(700px 500px at 50% 110%, rgba(160, 235, 245, 0.45), transparent 65%);
  background-attachment: fixed;
  line-height: 1.75;
  overflow-x: hidden;
  transition: background-color 0.5s ease, color 0.4s ease;
}

img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button, input, textarea { font: inherit; color: inherit; }
button { cursor: pointer; border: none; background: none; }
ul, ol { list-style: none; }

::selection { background: var(--pink-soft); color: #6b2d4c; }

/* 键盘导航时的可见焦点 */
:focus-visible {
  outline: 3px solid var(--purple-deep);
  outline-offset: 3px;
}

/* 可爱滚动条 */
::-webkit-scrollbar { width: 11px; height: 11px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb {
  background: linear-gradient(180deg, var(--pink), var(--purple));
  border-radius: 99px;
  border: 3px solid transparent;
  background-clip: content-box;
}

/* ---------- 3. 背景装饰 ---------- */
#sakura {
  position: fixed; inset: 0;
  width: 100%; height: 100%;
  pointer-events: none;
  z-index: 1;
}

.bg-orbs { position: fixed; inset: 0; pointer-events: none; z-index: 0; overflow: hidden; }
.orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(60px);
  opacity: 0.55;
  animation: float 16s ease-in-out infinite;
}
.orb-1 { width: 320px; height: 320px; top: -80px; left: -60px; background: #ffb3d9; }
.orb-2 { width: 260px; height: 260px; top: 22%; right: -70px; background: #b9a4ff; animation-delay: -4s; }
.orb-3 { width: 300px; height: 300px; bottom: 8%; left: 6%; background: #9fe8f5; animation-delay: -8s; }
.orb-4 { width: 200px; height: 200px; bottom: 26%; right: 16%; background: #ffe0a3; animation-delay: -12s; }

@keyframes float {
  0%, 100% { transform: translate(0, 0) scale(1); }
  33% { transform: translate(28px, -34px) scale(1.08); }
  66% { transform: translate(-24px, 22px) scale(0.95); }
}

/* ---------- 4. 导航栏 ---------- */
.navbar {
  position: sticky; top: 0; z-index: 50;
  backdrop-filter: blur(var(--blur)) saturate(160%);
  -webkit-backdrop-filter: blur(var(--blur)) saturate(160%);
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.75), rgba(255, 255, 255, 0.35));
  border-bottom: 1px solid var(--border);
  transition: box-shadow 0.3s, background 0.4s;
}
html[data-theme="dark"] .navbar {
  background: linear-gradient(180deg, rgba(30, 24, 58, 0.85), rgba(30, 24, 58, 0.5));
}
.navbar.scrolled { box-shadow: var(--shadow-sm); }

.nav-inner {
  max-width: 1180px; margin: 0 auto;
  padding: 12px 22px;
  display: flex; align-items: center; gap: 18px;
}

.logo { display: flex; align-items: center; gap: 9px; font-weight: 800; font-size: 1.22rem; letter-spacing: 0.5px; }
.logo-mark { font-size: 1.5rem; animation: spin-soft 6s ease-in-out infinite; }
@keyframes spin-soft { 0%,100% { transform: rotate(-8deg) scale(1); } 50% { transform: rotate(8deg) scale(1.12); } }
.logo-text em { font-style: normal; background: var(--grad-main); -webkit-background-clip: text; background-clip: text; color: transparent; }

.nav-links { display: flex; gap: 4px; margin-left: auto; }
.nav-link {
  position: relative;
  padding: 8px 15px; border-radius: 99px;
  font-weight: 600; color: var(--text-soft);
  transition: color 0.25s, background 0.25s, transform 0.25s;
}
.nav-link::after {
  content: ""; position: absolute; left: 50%; bottom: 2px;
  width: 0; height: 3px; border-radius: 3px;
  background: var(--grad-btn);
  transform: translateX(-50%);
  transition: width 0.3s ease;
}
.nav-link:hover { color: var(--pink-deep); background: rgba(255, 255, 255, 0.6); transform: translateY(-2px); }
html[data-theme="dark"] .nav-link:hover { background: rgba(255, 255, 255, 0.08); }
.nav-link.active { color: var(--pink-deep); }
.nav-link.active::after { width: 22px; }

.nav-actions { display: flex; align-items: center; gap: 8px; margin-left: auto; }
.nav-links ~ .nav-actions { margin-left: 0; }

.icon-btn {
  width: 42px; height: 42px; border-radius: 50%;
  display: grid; place-items: center;
  background: var(--card-strong);
  border: 1px solid var(--border);
  box-shadow: var(--shadow-sm);
  font-size: 1.1rem;
  transition: transform 0.25s, box-shadow 0.25s;
}
.icon-btn:hover { transform: translateY(-3px) rotate(-8deg); box-shadow: 0 12px 22px -12px var(--pink); }

.burger { display: none; flex-direction: column; gap: 4px; padding: 0 11px; }
.burger span { display: block; width: 19px; height: 2.5px; border-radius: 3px; background: var(--text); transition: 0.3s; }
.burger.open span:nth-child(1) { transform: translateY(6.5px) rotate(45deg); }
.burger.open span:nth-child(2) { opacity: 0; }
.burger.open span:nth-child(3) { transform: translateY(-6.5px) rotate(-45deg); }

.nav-progress {
  height: 3px; width: 0;
  background: var(--grad-main);
  box-shadow: 0 0 10px rgba(255, 143, 192, 0.9);
  transition: width 0.1s linear;
}

/* ---------- 5. Hero ---------- */
.hero {
  position: relative; z-index: 2;
  max-width: 1180px; margin: 0 auto;
  padding: 66px 22px 90px;
}
.hero-grid {
  display: grid; grid-template-columns: 1.15fr 0.85fr;
  gap: 46px; align-items: center;
}

.hero-hello {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 7px 18px; border-radius: 99px;
  background: var(--card-strong);
  border: 1px solid var(--border);
  box-shadow: var(--shadow-sm);
  font-size: 0.92rem; color: var(--text-soft); font-weight: 600;
}
.wave { display: inline-block; animation: wave 2.2s ease-in-out infinite; transform-origin: 70% 70%; }
@keyframes wave { 0%,60%,100% { transform: rotate(0); } 15% { transform: rotate(18deg); } 30% { transform: rotate(-10deg); } 45% { transform: rotate(14deg); } }

.hero-title {
  margin: 20px 0 10px;
  font-size: clamp(2.1rem, 4.6vw, 3.5rem);
  line-height: 1.25; font-weight: 900; letter-spacing: 1px;
}
.grad-text {
  background: var(--grad-main);
  background-size: 220% 100%;
  -webkit-background-clip: text; background-clip: text; color: transparent;
  animation: grad-move 7s ease infinite;
}
@keyframes grad-move { 0%,100% { background-position: 0% 50%; } 50% { background-position: 100% 50%; } }

.hero-sub {
  min-height: 2.1em;
  font-size: clamp(1.05rem, 2vw, 1.35rem);
  font-weight: 700; color: var(--purple-deep);
}
html[data-theme="dark"] .hero-sub { color: #cbb6ff; }
.caret { display: inline-block; margin-left: 2px; color: var(--pink); animation: blink 1s steps(2) infinite; font-weight: 400; }
@keyframes blink { 0%,49% { opacity: 1; } 50%,100% { opacity: 0; } }

.hero-desc { margin: 16px 0 26px; max-width: 33em; color: var(--text-soft); }

.hero-btns { display: flex; flex-wrap: wrap; gap: 14px; }

.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 13px 26px; border-radius: 99px;
  font-weight: 800; letter-spacing: 0.5px;
  transition: transform 0.25s cubic-bezier(.34,1.56,.64,1), box-shadow 0.25s, background 0.25s;
}
.btn-primary {
  color: #fff;
  background: var(--grad-btn);
  background-size: 180% 180%;
  box-shadow: 0 14px 28px -12px rgba(167, 139, 250, 0.95);
}
.btn-primary:hover { transform: translateY(-4px) scale(1.04); background-position: 100% 50%; box-shadow: 0 20px 34px -14px rgba(255, 143, 192, 0.95); }
.btn-ghost {
  background: var(--card-strong);
  border: 1.5px solid rgba(255, 255, 255, 0.9);
  box-shadow: var(--shadow-sm);
  color: var(--text);
}
html[data-theme="dark"] .btn-ghost { border-color: rgba(255,255,255,0.16); }
.btn-ghost:hover { transform: translateY(-4px) scale(1.03); color: var(--pink-deep); }

.hero-stats { display: flex; gap: 30px; margin-top: 36px; flex-wrap: wrap; }
.hero-stats li { display: flex; flex-direction: column; }
.hero-stats strong {
  font-size: 1.85rem; font-weight: 900; line-height: 1.1;
  background: var(--grad-main); -webkit-background-clip: text; background-clip: text; color: transparent;
}
.hero-stats span { font-size: 0.85rem; color: var(--text-soft); }

/* 头像区 */
.hero-art { display: flex; flex-direction: column; align-items: center; gap: 20px; }
.avatar-ring {
  position: relative;
  width: min(340px, 78vw); aspect-ratio: 1;
  display: grid; place-items: center;
  border-radius: 50%;
  background: conic-gradient(from 0deg, #ffc2e2, #c9b0ff, #9fe8f5, #ffe6a8, #ffc2e2);
  padding: 8px;
  animation: spin-slow 18s linear infinite;
  box-shadow: 0 26px 60px -26px rgba(180, 130, 220, 0.85);
}
@keyframes spin-slow { to { transform: rotate(360deg); } }

.avatar-card {
  width: 100%; height: 100%;
  border-radius: 50%;
  display: grid; place-items: center;
  background: radial-gradient(circle at 50% 30%, #fff8fc, #ffeef7 60%, #f3e8ff);
  animation: spin-slow 18s linear infinite reverse;
  overflow: hidden;
}
html[data-theme="dark"] .avatar-card { background: radial-gradient(circle at 50% 30%, #2b2352, #241d47 60%, #1b1638); }
.avatar-svg { width: 88%; height: 88%; filter: drop-shadow(0 10px 18px rgba(190, 130, 190, 0.35)); }

.ring-dot {
  position: absolute;
  font-size: 1.5rem;
  animation: bob 3.4s ease-in-out infinite;
}
.dot-a { top: 2%; right: 10%; }
.dot-b { bottom: 12%; left: -2%; animation-delay: -1.1s; }
.dot-c { top: 46%; right: -4%; animation-delay: -2.2s; }
@keyframes bob { 0%,100% { transform: translateY(0) scale(1); } 50% { transform: translateY(-12px) scale(1.15); } }

.status-card {
  display: flex; align-items: center; gap: 12px;
  padding: 12px 22px; border-radius: 99px;
  background: var(--card-strong);
  border: 1px solid var(--border);
  box-shadow: var(--shadow-sm);
  backdrop-filter: blur(10px);
}
.status-card b { display: block; font-size: 0.95rem; }
.status-card small { color: var(--text-soft); font-size: 0.82rem; }
.status-dot {
  width: 11px; height: 11px; border-radius: 50%;
  background: #4ade80;
  box-shadow: 0 0 0 0 rgba(74, 222, 128, 0.7);
  animation: pulse 2s infinite;
}
@keyframes pulse {
  0% { box-shadow: 0 0 0 0 rgba(74, 222, 128, 0.7); }
  70% { box-shadow: 0 0 0 12px rgba(74, 222, 128, 0); }
  100% { box-shadow: 0 0 0 0 rgba(74, 222, 128, 0); }
}

.scroll-hint {
  display: flex; flex-direction: column; align-items: center; gap: 6px;
  margin: 60px auto 0; width: max-content;
  font-size: 0.8rem; color: var(--text-soft); letter-spacing: 2px;
}
.scroll-hint i {
  width: 22px; height: 34px; border-radius: 12px;
  border: 2px solid currentColor; position: relative;
}
.scroll-hint i::after {
  content: ""; position: absolute; left: 50%; top: 7px;
  width: 4px; height: 8px; border-radius: 3px; background: currentColor;
  transform: translateX(-50%);
  animation: wheel 1.6s ease-in-out infinite;
}
@keyframes wheel { 0% { opacity: 0; transform: translate(-50%, 0); } 40% { opacity: 1; } 100% { opacity: 0; transform: translate(-50%, 12px); } }

/* ---------- 6. 通用区块 ---------- */
.section {
  position: relative; z-index: 2;
  max-width: 1180px; margin: 0 auto;
  padding: 70px 22px;
}
.section-head { text-align: center; margin-bottom: 38px; }
.section-title {
  font-size: clamp(1.6rem, 3vw, 2.2rem); font-weight: 900; letter-spacing: 1px;
  display: inline-flex; align-items: center; gap: 10px;
}
.section-title .deco { color: var(--pink); animation: spin-soft 5s ease-in-out infinite; }
.section-sub { color: var(--text-soft); font-size: 0.95rem; margin-top: 6px; }

/* ---------- 7. 工具栏 ---------- */
.toolbar {
  display: flex; flex-wrap: wrap; gap: 16px;
  align-items: center; justify-content: space-between;
  margin-bottom: 28px;
}
.search-box {
  position: relative; flex: 1 1 300px; max-width: 420px;
  display: flex; align-items: center;
  padding: 4px 16px; border-radius: 99px;
  background: var(--card-strong);
  border: 1.5px solid var(--border);
  box-shadow: var(--shadow-sm);
  transition: box-shadow 0.25s, transform 0.25s;
}
.search-box:focus-within { box-shadow: 0 0 0 4px rgba(255, 158, 199, 0.35); transform: translateY(-2px); }
.search-ico { opacity: 0.7; }
.search-box input {
  flex: 1; border: none; outline: none; background: none;
  padding: 11px 10px; font-size: 0.95rem;
}
.clear-btn { padding: 6px 10px; border-radius: 50%; color: var(--text-soft); transition: 0.2s; }
.clear-btn:hover { background: var(--pink-soft); color: var(--pink-deep); }

.tag-filter { display: flex; flex-wrap: wrap; gap: 9px; }
.tag-btn {
  padding: 8px 17px; border-radius: 99px;
  font-size: 0.88rem; font-weight: 700;
  color: var(--text-soft);
  background: var(--card);
  border: 1.5px solid var(--border);
  backdrop-filter: blur(8px);
  transition: transform 0.22s cubic-bezier(.34,1.56,.64,1), color 0.22s, background 0.22s, box-shadow 0.22s;
}
.tag-btn:hover { transform: translateY(-3px); color: var(--pink-deep); }
.tag-btn.active {
  color: #fff; background: var(--grad-btn); border-color: transparent;
  box-shadow: 0 12px 22px -12px rgba(255, 143, 192, 0.95);
  transform: translateY(-2px);
}

/* ---------- 8. 文章卡片 ---------- */
.posts-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(310px, 1fr));
  gap: 26px;
}
.post-card {
  position: relative;
  display: flex; flex-direction: column;
  border-radius: var(--radius);
  background: var(--card);
  border: 1.5px solid var(--border);
  box-shadow: var(--shadow-sm);
  backdrop-filter: blur(var(--blur)) saturate(150%);
  -webkit-backdrop-filter: blur(var(--blur)) saturate(150%);
  overflow: hidden;
  transition: transform 0.35s cubic-bezier(.34,1.4,.64,1), box-shadow 0.35s;
  animation: card-in 0.5s backwards;
}
@keyframes card-in { from { opacity: 0; transform: translateY(24px) scale(0.97); } }
.post-card::before {
  content: ""; position: absolute; inset: 0;
  border-radius: inherit; padding: 1.5px;
  background: var(--grad-main);
  -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  -webkit-mask-composite: xor; mask-composite: exclude;
  opacity: 0; transition: opacity 0.35s; pointer-events: none;
}
.post-card:hover { transform: translateY(-9px) rotate(-0.6deg); box-shadow: 0 30px 50px -24px rgba(190, 120, 200, 0.8); }
.post-card:hover::before { opacity: 1; }
.post-card:hover .cover-emoji { transform: scale(1.18) rotate(8deg); }

.card-cover {
  position: relative; height: 148px;
  display: grid; place-items: center;
  overflow: hidden;
}
.cover-emoji { font-size: 3.4rem; transition: transform 0.45s cubic-bezier(.34,1.56,.64,1); filter: drop-shadow(0 8px 12px rgba(0,0,0,0.12)); }
.card-cover::after {
  content: ""; position: absolute; inset: 0;
  background-image: radial-gradient(rgba(255,255,255,0.55) 1.4px, transparent 1.4px);
  background-size: 16px 16px; opacity: 0.5;
}
.cover-badge {
  position: absolute; top: 12px; left: 12px; z-index: 2;
  padding: 4px 12px; border-radius: 99px;
  font-size: 0.74rem; font-weight: 800; color: #fff;
  background: rgba(61, 40, 80, 0.35);
  backdrop-filter: blur(6px);
  border: 1px solid rgba(255,255,255,0.5);
}
.card-body { padding: 20px 22px 22px; display: flex; flex-direction: column; flex: 1; }
.card-meta { display: flex; flex-wrap: wrap; gap: 12px; font-size: 0.79rem; color: var(--text-soft); margin-bottom: 9px; }
.card-title {
  font-size: 1.14rem; font-weight: 800; line-height: 1.5; margin-bottom: 9px;
  transition: color 0.25s;
}
.post-card:hover .card-title { color: var(--pink-deep); }
.card-excerpt {
  font-size: 0.9rem; color: var(--text-soft); flex: 1;
  display: -webkit-box; -webkit-line-clamp: 3; -webkit-box-orient: vertical; overflow: hidden;
}
.card-foot {
  display: flex; align-items: center; justify-content: space-between;
  margin-top: 17px; padding-top: 14px;
  border-top: 1.5px dashed rgba(190, 160, 210, 0.4);
}
.card-tags { display: flex; flex-wrap: wrap; gap: 6px; }
.mini-tag {
  padding: 3px 11px; border-radius: 99px;
  font-size: 0.73rem; font-weight: 700;
  background: rgba(255, 209, 232, 0.6); color: var(--pink-deep);
}
html[data-theme="dark"] .mini-tag { background: rgba(167, 139, 250, 0.22); color: #dcc9ff; }
.read-btn {
  font-size: 0.85rem; font-weight: 800; color: var(--purple-deep);
  display: inline-flex; align-items: center; gap: 4px;
  transition: gap 0.25s;
}
.post-card:hover .read-btn { gap: 9px; }

.empty-state { text-align: center; padding: 60px 0; color: var(--text-soft); font-size: 1.05rem; }
.empty-state span { display: block; font-size: 3rem; margin-bottom: 10px; animation: bob 3s ease-in-out infinite; }
.more-wrap { text-align: center; margin-top: 40px; }

/* ---------- 9. 关于面板 ---------- */
.about-grid {
  display: grid; gap: 24px;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  align-items: start;
}
.panel {
  padding: 26px;
  border-radius: var(--radius);
  background: var(--card);
  border: 1.5px solid var(--border);
  box-shadow: var(--shadow);
  backdrop-filter: blur(var(--blur)) saturate(150%);
  -webkit-backdrop-filter: blur(var(--blur)) saturate(150%);
  transition: transform 0.35s;
}
.panel:hover { transform: translateY(-5px); }
.panel-head { display: flex; align-items: center; gap: 10px; margin-bottom: 20px; }
.panel-emoji { font-size: 1.5rem; }
.panel-head h3 { font-size: 1.12rem; font-weight: 900; }

.info-list li {
  display: flex; justify-content: space-between; gap: 14px;
  padding: 10px 0; font-size: 0.92rem;
  border-bottom: 1.5px dashed rgba(190, 160, 210, 0.32);
}
.info-list li:last-child { border-bottom: none; }
.info-list span { color: var(--text-soft); flex: none; }
.info-list b { font-weight: 700; text-align: right; }

.quote {
  margin-top: 20px; padding: 16px 18px;
  border-radius: var(--radius-sm);
  background: linear-gradient(135deg, rgba(255, 209, 232, 0.55), rgba(199, 180, 255, 0.45));
  border-left: 5px solid var(--pink);
  font-size: 0.92rem; font-weight: 600; line-height: 1.9;
  color: #6b4a72;
}
html[data-theme="dark"] .quote { color: #f0e6ff; }

.skill { margin-bottom: 15px; }
.skill-top { display: flex; justify-content: space-between; font-size: 0.87rem; font-weight: 700; margin-bottom: 6px; }
.skill-top b { color: var(--purple-deep); }
html[data-theme="dark"] .skill-top b { color: #cbb6ff; }
.bar { height: 11px; border-radius: 99px; background: rgba(190, 165, 220, 0.28); overflow: hidden; }
.bar i {
  display: block; height: 100%; width: 0;
  border-radius: 99px;
  background: var(--grad-main);
  background-size: 200% 100%;
  transition: width 1.2s cubic-bezier(.22,1,.36,1);
  animation: grad-move 4s linear infinite;
}
.chips { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 18px; }
.chip {
  padding: 5px 13px; border-radius: 99px;
  font-size: 0.78rem; font-weight: 700;
  background: rgba(255, 255, 255, 0.7);
  border: 1.5px solid rgba(255, 209, 232, 0.9);
  color: var(--pink-deep);
}
html[data-theme="dark"] .chip { background: rgba(255,255,255,0.07); border-color: rgba(255,255,255,0.15); color: #e5d5ff; }

.tag-cloud { display: flex; flex-wrap: wrap; gap: 10px; }
.cloud-tag {
  padding: 7px 15px; border-radius: 99px;
  background: var(--card-strong);
  border: 1.5px solid var(--border);
  font-weight: 700; font-size: 0.85rem;
  box-shadow: var(--shadow-sm);
  transition: transform 0.25s cubic-bezier(.34,1.56,.64,1), color 0.25s;
}
.cloud-tag:hover { transform: translateY(-4px) scale(1.06); color: var(--pink-deep); }
.cloud-tag em { font-style: normal; color: var(--text-soft); font-size: 0.75rem; margin-left: 5px; }

/* ---------- 10. 时间线 ---------- */
.timeline { position: relative; max-width: 800px; margin: 0 auto; padding-left: 34px; }
.timeline::before {
  content: ""; position: absolute; left: 12px; top: 8px; bottom: 8px; width: 3px;
  border-radius: 3px;
  background: linear-gradient(180deg, var(--pink), var(--purple), var(--cyan));
}
.tl-item { position: relative; margin-bottom: 26px; }
.tl-dot {
  position: absolute; left: -34px; top: 14px;
  width: 27px; height: 27px; border-radius: 50%;
  display: grid; place-items: center;
  background: var(--card-strong);
  border: 2px solid var(--pink-soft);
  font-size: 0.85rem;
  box-shadow: var(--shadow-sm);
}
.tl-card {
  padding: 20px 24px; border-radius: var(--radius-sm);
  background: var(--card);
  border: 1.5px solid var(--border);
  box-shadow: var(--shadow-sm);
  backdrop-filter: blur(10px);
  transition: transform 0.3s, box-shadow 0.3s;
}
.tl-card:hover { transform: translateX(8px); box-shadow: var(--shadow); }
.tl-card time { font-size: 0.78rem; font-weight: 800; color: var(--pink-deep); letter-spacing: 1px; }
.tl-card h4 { margin: 5px 0 6px; font-size: 1.06rem; font-weight: 800; }
.tl-card p { font-size: 0.9rem; color: var(--text-soft); }

/* ---------- 11. 联系 ---------- */
.contact-card {
  display: grid; grid-template-columns: 1fr 1fr; gap: 40px;
  padding: 44px;
  border-radius: 34px;
  background:
    radial-gradient(600px 300px at 100% 0%, rgba(255, 209, 232, 0.75), transparent 60%),
    radial-gradient(500px 300px at 0% 100%, rgba(199, 180, 255, 0.7), transparent 60%),
    var(--card);
  border: 1.5px solid var(--border);
  box-shadow: var(--shadow);
  backdrop-filter: blur(var(--blur)) saturate(150%);
  -webkit-backdrop-filter: blur(var(--blur)) saturate(150%);
}
.contact-text h2 { font-size: clamp(1.4rem, 2.6vw, 1.9rem); font-weight: 900; margin-bottom: 12px; }
.contact-text p { color: var(--text-soft); margin-bottom: 24px; }
.socials { display: flex; flex-wrap: wrap; gap: 12px; }
.social {
  display: flex; flex-direction: column; align-items: center; gap: 4px;
  width: 78px; padding: 12px 0;
  border-radius: var(--radius-sm);
  background: var(--card-strong);
  border: 1.5px solid var(--border);
  font-size: 1.35rem;
  box-shadow: var(--shadow-sm);
  transition: transform 0.28s cubic-bezier(.34,1.56,.64,1), color 0.25s;
}
.social span { font-size: 0.72rem; font-weight: 700; color: var(--text-soft); }
.social:hover { transform: translateY(-6px) rotate(-4deg); color: var(--pink-deep); }

.contact-form { display: flex; flex-direction: column; gap: 15px; }
.contact-form label { display: flex; flex-direction: column; gap: 6px; font-size: 0.85rem; font-weight: 700; color: var(--text-soft); }
.contact-form input, .contact-form textarea {
  padding: 13px 17px; border-radius: var(--radius-sm);
  background: var(--card-strong);
  border: 1.5px solid var(--border);
  outline: none; resize: vertical; font-size: 0.94rem;
  transition: box-shadow 0.25s, transform 0.25s;
}
.contact-form input:focus, .contact-form textarea:focus {
  box-shadow: 0 0 0 4px rgba(167, 139, 250, 0.28);
  transform: translateY(-2px);
}
.form-tip {
  font-size: 0.86rem; font-weight: 700; color: var(--pink-deep);
  background: var(--pink-soft); padding: 10px 14px; border-radius: 12px;
  animation: card-in 0.4s;
}
html[data-theme="dark"] .form-tip { background: rgba(255, 143, 192, 0.18); color: #ffd1e8; }

/* ---------- 12. 页脚 ---------- */
.footer { position: relative; z-index: 2; margin-top: 40px; text-align: center; color: #fff; }
.footer-wave {
  height: 60px;
  background: linear-gradient(180deg, transparent, var(--grad-btn));
  border-radius: 50% 50% 0 0 / 100% 100% 0 0;
  opacity: 0.85;
}
.footer-inner {
  padding: 30px 22px 40px;
  background: linear-gradient(135deg, #ff9ec7, #a78bfa 55%, #7fd8e8);
}
.footer-logo { font-size: 1.2rem; font-weight: 900; letter-spacing: 1px; }
.footer-text { font-size: 0.9rem; opacity: 0.95; margin: 6px 0; }
.footer-copy { font-size: 0.8rem; opacity: 0.85; }

/* ---------- 13. 回到顶部 ---------- */
.to-top {
  position: fixed; right: 24px; bottom: 26px; z-index: 40;
  width: 50px; height: 50px; border-radius: 50%;
  font-size: 1.25rem; font-weight: 900; color: #fff;
  background: var(--grad-btn);
  box-shadow: 0 14px 26px -10px rgba(167, 139, 250, 0.9);
  transition: transform 0.3s cubic-bezier(.34,1.56,.64,1), opacity 0.3s;
  animation: card-in 0.4s;
}
.to-top:hover { transform: translateY(-6px) scale(1.08); }

/* ---------- 14. 阅读弹窗 ---------- */
.modal { position: fixed; inset: 0; z-index: 100; display: grid; place-items: center; padding: 20px; }
.modal-backdrop {
  position: absolute; inset: 0;
  background: rgba(70, 40, 80, 0.42);
  backdrop-filter: blur(7px);
  animation: fade 0.3s;
}
@keyframes fade { from { opacity: 0; } }
.modal-card {
  position: relative;
  width: min(760px, 100%); max-height: 88vh;
  display: flex; flex-direction: column;
  border-radius: 30px;
  background: var(--card-strong);
  border: 1.5px solid var(--border);
  box-shadow: 0 40px 80px -30px rgba(90, 50, 110, 0.75);
  overflow: hidden;
  animation: pop 0.42s cubic-bezier(.34,1.5,.64,1);
}
@keyframes pop { from { opacity: 0; transform: translateY(36px) scale(0.94); } }
.modal-close {
  position: absolute; top: 14px; right: 14px; z-index: 3;
  width: 40px; height: 40px; border-radius: 50%;
  background: rgba(255, 255, 255, 0.85); color: #6b4a72;
  font-size: 1rem; font-weight: 900;
  box-shadow: var(--shadow-sm);
  transition: transform 0.25s, background 0.25s;
}
.modal-close:hover { transform: rotate(90deg) scale(1.08); background: var(--pink-soft); }

.modal-head {
  display: flex; align-items: center; gap: 18px;
  padding: 26px 30px;
  background: linear-gradient(135deg, rgba(255, 209, 232, 0.75), rgba(199, 180, 255, 0.6));
}
html[data-theme="dark"] .modal-head { background: linear-gradient(135deg, rgba(255, 143, 192, 0.2), rgba(124, 92, 255, 0.24)); }
.modal-cover {
  flex: none; width: 76px; height: 76px; border-radius: 22px;
  display: grid; place-items: center; font-size: 2.3rem;
  background: rgba(255, 255, 255, 0.7);
  box-shadow: var(--shadow-sm);
}
.modal-head h2 { font-size: 1.35rem; font-weight: 900; line-height: 1.45; }
.modal-meta { font-size: 0.82rem; color: var(--text-soft); margin-top: 6px; }

.modal-body { padding: 26px 30px; overflow-y: auto; font-size: 0.96rem; }
.modal-body h3 {
  margin: 22px 0 10px; font-size: 1.1rem; font-weight: 900;
  padding-left: 12px; border-left: 5px solid var(--pink); border-radius: 2px;
}
.modal-body p { margin-bottom: 14px; color: var(--text-soft); }
.modal-body ul { margin: 0 0 16px 4px; }
.modal-body li { position: relative; padding-left: 22px; margin-bottom: 8px; color: var(--text-soft); }
.modal-body li::before { content: "🌸"; position: absolute; left: 0; font-size: 0.8rem; }
.modal-body blockquote {
  margin: 18px 0; padding: 15px 20px;
  border-left: 5px solid var(--purple);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  background: rgba(199, 180, 255, 0.22);
  font-weight: 600; color: var(--text);
}
.modal-body code {
  padding: 2px 7px; border-radius: 7px;
  background: rgba(167, 139, 250, 0.2);
  font-family: "SF Mono", Consolas, monospace; font-size: 0.88em;
  color: var(--purple-deep);
}
html[data-theme="dark"] .modal-body code { color: #dcc9ff; }
.modal-body pre {
  margin: 16px 0; padding: 16px 18px; overflow-x: auto;
  border-radius: var(--radius-sm);
  background: #2c2246; color: #efe6ff;
  font-family: "SF Mono", Consolas, monospace; font-size: 0.85rem; line-height: 1.7;
}
.modal-body pre code { background: none; color: inherit; padding: 0; }

.modal-foot {
  display: flex; align-items: center; justify-content: space-between; gap: 14px;
  padding: 18px 30px 24px;
  border-top: 1.5px dashed rgba(190, 160, 210, 0.4);
  font-size: 0.88rem; color: var(--text-soft);
}

/* ---------- 15. 滚动出现动画 ---------- */
.reveal { opacity: 0; transform: translateY(34px); transition: opacity 0.75s ease, transform 0.75s cubic-bezier(.22,1,.36,1); }
.reveal.in { opacity: 1; transform: none; }

/* ---------- 16. 响应式 ---------- */
@media (max-width: 900px) {
  .hero-grid { grid-template-columns: 1fr; gap: 34px; text-align: center; }
  .hero-copy { order: 2; }
  .hero-art { order: 1; }
  .hero-desc { margin-left: auto; margin-right: auto; }
  .hero-btns, .hero-stats { justify-content: center; }
  .hero-stats li { align-items: center; }
  .contact-card { grid-template-columns: 1fr; gap: 28px; padding: 30px; }

  .burger { display: flex; }
  .nav-links {
    position: fixed; inset: 62px 14px auto 14px;
    flex-direction: column; gap: 6px; margin: 0;
    padding: 14px;
    border-radius: var(--radius);
    background: var(--card-strong);
    border: 1.5px solid var(--border);
    box-shadow: var(--shadow);
    backdrop-filter: blur(18px);
    transform: translateY(-16px) scale(0.97);
    opacity: 0; pointer-events: none;
    transition: opacity 0.28s, transform 0.28s;
  }
  .nav-links.open { opacity: 1; pointer-events: auto; transform: none; }
  .nav-link { text-align: center; padding: 12px; }
  .nav-actions { margin-left: auto; }
}

@media (max-width: 560px) {
  .section { padding: 52px 16px; }
  .hero { padding: 44px 16px 66px; }
  .toolbar { flex-direction: column; align-items: stretch; }
  /* 纵向排列时 flex-basis 会作用到高度上，必须重置 */
  .search-box { max-width: none; flex: 0 0 auto; }
  .posts-grid { grid-template-columns: 1fr; }
  .modal-head { padding: 20px; gap: 13px; }
  .modal-cover { width: 58px; height: 58px; font-size: 1.8rem; border-radius: 17px; }
  .modal-body, .modal-foot { padding-left: 20px; padding-right: 20px; }
  .to-top { right: 14px; bottom: 16px; width: 44px; height: 44px; }
  .timeline { padding-left: 28px; }
  .tl-dot { left: -30px; width: 23px; height: 23px; font-size: 0.72rem; }
}

/* ---------- 17. 无障碍：尊重系统减弱动效设置 ---------- */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
    scroll-behavior: auto !important;
  }
  .reveal { opacity: 1; transform: none; }
  #sakura { display: none; }
}